Badaling section of the Great Wall is within Yanqing County, one of the two counties in Beijing. The wall is about 80 kilometers northwest from downtown Beijing. Dadaling Grat Wall is actually a mountain pass of the Jundu Mountain. It is recorded that the Badaling Great Wall was built to protect the Juyongguan Pass ( Juyongguan section of the Great Wall ) on its south, further protecting the city of Beijing. Badaling is an ancient military defense project. It is about 1,000 meters above sea level.

The Badaling section of Great Wall is about 3, 740 meters long and averagely 8 meters high. The highest section is 15 meters high. The wall is wide enough for five horses to ride abreast. Badaling was the earliest part open to the visitors among all the sections of the Great Wall in Beijing.